Détails:Six Muslim rebels hijacked the Philippine BAC 1-11 aircraft May 21 and forced it to land at Zamboanga. They demanded USD 375,000 and a plane to fly them to Libya. When security forces tried to storm the plane a gun battle broke out, during which some grenades were set off by the hijackers. Ten passengers and three hijackers were killed. The remaining 3 hijackers were caught and sentenced to death.